anonymouseventhandler.java

来自「疯狂Java讲义_源码(含Java设计模式CHM」· Java 代码 · 共 38 行

import java.awt.*;
import java.awt.event.*;
/**
 * Description:
 * <br/>Copyright (C), 2005-2008, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee [e-mail]
 * @version  1.0
 */
public class AnonymousEventHandler
{
	private Frame f = new Frame("测试");
	private TextArea ta = new TextArea(6 , 40);
	public void init()
	{
		//以匿名内部类的形式来创建事件监听器对象
		f.addWindowListener(new WindowAdapter()
		{
			public void windowClosing(WindowEvent e) 
			{
				ta.append("用户试图关闭窗口！\n");
				System.exit(0);
			}
		});
		f.add(ta);
		f.pack();
		f.setVisible(true);
	}

	public static void main(String[] args) 
	{
		new AnonymousEventHandler().init();
	}
}